Loudspeaker



FIG. 1 is a front perspective view of a loudspeaker in accordance with the present design;

FIG. 2 is rear perspective view of the loudspeaker shown in FIG. 1;

FIG. 3 is a front view of the loudspeaker shown in FIG. 1;

FIG. 4 is a back view of the loudspeaker shown in FIG. 1;

FIG. 5 is a left view of the loudspeaker shown in FIG. 1;

FIG. 6 is a right view of the loudspeaker shown in FIG. 1;

FIG. 7 is a top view of the loudspeaker shown in FIG. 1; and,

FIG. 8 is a bottom view of the loudspeaker shown in FIG. 1.

FIGS. 7 and 8 are on a reduced scale. 

The ornamental design for a loudspeaker, substantially as shown and described. 